An event-by-event CME source in an improved AMPT model predicts a surviving charge-separation signal in p+A collisions, strongest for the IV minus II geometry difference.
Partonic Effects on Pion Interferometry at the Relativistic Heavy Ion Collider
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abstract
Using a multiphase transport (AMPT) model that includes both initial partonic and final hadronic interactions, we study the pion interferometry at the Relativistic Heavy Ion Collider. We find that the two-pion correlation function is sensitive to the magnitude of the parton scattering cross section, which controls the parton density at which the transition from the partonic to hadronic matter occurs. Also, the emission source of pions is non-Gaussian, leading to source radii that can be more than twice larger than the radius parameters extracted from a Gaussian fit to the correlation function.
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Event-by-event analysis of chiral charge separation in $p^{\uparrow}+$Au collisions within an improved AMPT model
An event-by-event CME source in an improved AMPT model predicts a surviving charge-separation signal in p+A collisions, strongest for the IV minus II geometry difference.